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Southwestern Grand Banks

Forecast

Marine Forecast

Issued 03:00 AM NST 31 January 2023

Today Tonight and Wednesday.

Gale warning in effect.

Wind variable 10 to 15 knots except southwest 25 to 35 over southeastern sections this morning. Wind becoming southwest 25 near midnight then veering to northwest 25 overnight. Wind diminishing to north 15 near noon Wednesday then increasing to northeast 25 Wednesday evening.

Showers becoming flurries or showers Wednesday morning then snow Wednesday evening. Fog patches dissipating this evening. Visibility 1 mile or less in fog patches and in snow.

Temperatures plus 5 falling to minus 5 to plus 1 Wednesday afternoon.

Waves

Issued 06:00 AM NST 31 January 2023
Today Tonight and Wednesday. Seas 3 metres subsiding to 2 this afternoon then building to 2 to 3 late overnight.

Extended Forecast

Issued 03:00 AM NST 31 January 2023
Thursday Wind north 25 knots diminishing to light in the afternoon.
Friday Wind south 25 knots increasing to south 50 to 60.
Saturday Wind west 25 to 35 knots increasing to west 35 to 45.

Ice Forecast

Issued 10:00 AM EST 30 January 2023 Today Tonight and Tuesday Ice free.  

[ Canadian Ice Service ]

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Weather Conditions

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Map of Atlantic - Newfoundland marine weather areas Banquereau - 44139 East Chedabucto Bay - 44488 West Chedabucto Bay - 44489 Blanc-Sablon Airport Cap Whittle Chevery Natashquan Airport Heath Point Îles de la Madeleine Airport Miscou Island Eskasoni (First Nations) Grand Étang Ingonish Beach North Mountain St.Paul Island J.A. Douglas McCurdy Sydney Airport Charlottetown Airport East Point North Cape Argentia Berry Hill Bonavista Burgeo Cape Race Corner Brook Daniel's Harbour Englee Ferolle Point La Scie Port aux Basques Sagona Island St. Anthony Airport St. John's Int'l Airport St. Lawrence Stephenville Airport Twillingate Winterland Branch Hill Wreckhouse Grates Cove Pool's Island Marticot Island Long Pond Cartwright Airport Mary's Harbour
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Ice Conditions

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EST 30 January 2023 Today Tonight and Tuesday

Ice Edge

First ice edge estimated from Newfoundland near 4842N 5305W to 4933N
5332W to 5015N 5520W to 5219N 5314W to 5453N 5247W to 5627N 5609W to
5803N 5704W then northeastward. Sea ice west of the ice edge.

Second ice edge estimated from 6132N 5754W to 6200N 5721W then
northeastward. Sea ice west of the ice edge.

Ice Coverage

Ice free.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EST 30 January 2023 Today Tonight and Tuesday

Ice Edge

First ice edge estimated from Newfoundland near 4842N 5305W to 4933N
5332W to 5015N 5520W to 5219N 5314W to 5453N 5247W to 5627N 5609W to
5803N 5704W then northeastward. Sea ice west of the ice edge.

Second ice edge estimated from 6132N 5754W to 6200N 5721W then
northeastward. Sea ice west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 2:10 PM EST 30 January 2023

Iceberg Limit

Iceberg limit at 0000 UTC 31 Jan estimated from Newfoundland near
5025N 5635W to 4925N 4800W to 5040N 4655W to 5815N 5630W to 6005N
5015W to 5740N 4610W then eastwards.

Western iceberg limit at 0000 UTC 31 Jan estimated from Quebec near
5120N 5832W to Newfoundland near 5022N 5725W.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:10 PM EST 30 January 2023

Iceberg Limit

Iceberg limit at 0000 UTC 31 Jan estimated from Newfoundland near
5025N 5635W to 4925N 4800W to 5040N 4655W to 5815N 5630W to 6005N
5015W to 5740N 4610W then eastwards.

Western iceberg limit at 0000 UTC 31 Jan estimated from Quebec near
5120N 5832W to Newfoundland near 5022N 5725W.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Southwestern Grand Banks

Issued 03:00 AM NST 31 January 2023

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM NST 31 January 2023 Today Tonight and Wednesday At 3:00 a.m. NST today trough located on a line northeast-southwest
over the Grand Banks.
By 3:30 p.m. NST today departing trough located over the
southeastern Grand Banks.

At 3:00 a.m. NST today intensifying low 1018 mb located over the
Gulf of Maine.
By 3:00 a.m. NST Wednesday low 1002 mb located over the Avalon
Peninsula.

Marine Weather Statement

Issued 2:54 AM NST 31 January 2023 A trough of low pressure stretching across the Grand Banks will move
southeast of the district later today. Strong to gale force
southwesterlies ahead of the trough will diminish to light to
moderate in its wake.

An intensifying low pressure system over the Gulf of Maine will track
northeastward crossing the Avalon Peninsula overnight before moving
east of Funk Island Bank Wednesday afternoon. Strong to gale force
southwesterlies will develop ahead of the low then shift to strong to
gale force northwesterlies in its wake.

Marine interests are advised that gale warnings are in effect for
East Coast, Funk Island Bank, and the Grand Banks.

Marine interests are also advised that freezing spray warnings are in
effect for all waters except Strait of Belle Isle and the Southern
Grand Banks.

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